Stereopolybutadiene
[化] 有规立构聚丁二烯橡胶
🗣️ 情景例句
Is there any discount on bulk purchases?
我多买些能打折吗？
I shave, brush my teeth, and comb my hair.
我洗脸，刷牙，梳头。
Yes, thank you. I've had a wonderful time.
是的，谢谢你。我过得愉快极了。